Level D· Scientific groundwork from lab and animal studiesLaboratory StudyPubMedOpen access

Global knockdown of microRNAs affects the expression of growth factors and cytokines in human adipose-derived mesenchymal stem cells.

Park SK., Lee JS., Choi EK., You D., Kim CS., Suh N.

Laboratory Study, published in BMB Rep (2014) — summary generated from the PubMed abstract.

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Level D· Scientific groundwork from lab and animal studiesEvidence level of this study

Evidence from laboratory and animal studies provides groundwork for understanding mechanisms and potential before human studies continue.

  • Level A · Stronger Clinical Evidence
  • Level B · Emerging clinical evidence with positive signals
  • Level C · Early human research exploring benefits
  • Level D · Scientific groundwork from lab and animal studies
  • Emerging · Emerging topic under active research
Read the A–D evidence level guide

This page is generated from the PubMed record. The Thai description is an automated summary of bibliographic fields and the abstract, not a full translation, and is not medical advice.

Study type
Laboratory Study
Journal
BMB Rep (2014)
Country
Korea (South)
Reported sample size
—
Source database
PubMed
PMID
24912780
PMCID
PMC4206720
DOI
10.5483/bmbrep.2014.47.8.106
Citations
4

Abstract (original English)

Cell therapies utilizing mesenchymal stem cells (MSCs) have a great potential in many research and clinical settings. The mechanisms underlying the therapeutic effects of MSCs have been studied previously and the paracrine effects elicited by their production of various growth factors and cytokines were recognized as being crucial. However, the molecular controls that govern these paracrine effects remain poorly understood. To elucidate the molecular regulators of this process, we performed a global knockdown of microRNAs (miRNAs) in human adipose-derived mesenchymal stem cells (hADSCs) by inhibiting DGCR8, a key protein in miRNA biogenesis. Global disruption of miRNA biogenesis in hADSCs caused dramatic changes in the expression of subsets of growth factors and cytokines. By performing an extensive bioinformatic analysis, we were able to associate numerous putative miRNAs with these genes. Taken together, our results strongly suggest that miRNAs are essential for the production of growth factors and cytokines in hADSCs.

What this study does not prove

  • • This study does not prove SVF is an approved treatment or a replacement for standard care.
  • • This is preclinical work; animal or laboratory results cannot be applied to humans.

Evidence level

Evidence from laboratory and animal studies provides groundwork for understanding mechanisms and potential before human studies continue.

How we grade evidence
Adipose TissueCytokinesHumansIntercellular Signaling Peptides and ProteinsMesenchymal Stem CellsMicroRNAsRNA InterferenceRNA, MessengerRNA, Small InterferingRNA-Binding Proteins

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